
/**
 *
 * @param <E>
 * @author David Coronado
 */
public class Node<E> {


    public E key;

    public Node<E> next;

        /**
         *
         * @param key
         * @param next
         */
        public Node(E key, Node<E> next)
	{
		this.key = key;
		this.next = next;
	}

        /**
         * Constructor null
         */
        public Node()
	{
		this(null, null);
	}
}
